diff --git a/requirements.txt b/requirements.txt
index fbb0f61..99ebcb6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ Jinja2==2.10
 MarkupSafe==1.0
 mccabe==0.6.1
 pluggy==0.6.0
-py==1.5.2
+py==1.10.0
 pycodestyle==2.3.1
 pycparser==2.18
 pycrypto==2.6.1